Pocket Watch Database
From the American Horology Archive:

Hamilton Watch Co.
Grade: 990
Manufacturer: | Hamilton | ![]() |
Manufacturer Location: | Lancaster, Pennsylvania | ![]() |
Movement Serial Number: | 330401 | ![]() |
Grade: | 990 | ![]() |
Model: | 1 | ![]() |
Estimated Production Year: | 1905 | ![]() |
Run Quantity: | 400 | ![]() |
Total Production: | 12,799 | ![]() |
Size: | 16s | ![]() |
Jewels: | 21j | ![]() |
Jewel Material: | Ruby & Sapphire | ![]() |
Jewel Setting: | Gold Settings (Screw-Set) | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Movement Setting: | Lever | ![]() |
Plate: | 3/4 Plate | ![]() |
Regulator: | Reed | ![]() |
Hairspring: | Breguet | ![]() |
Pallet Jewel Material: | Sapphire | ![]() |
Standard Dial Type: | Double-Sunk | ![]() |
Adjusted: | Yes | ![]() |
Adjusted to Position: | Yes | ![]() |
Adjusted # of Positions: | 5 | ![]() |
Adjusted to Temperature: | Yes | ![]() |
Adjusted to Isochronism: | Yes | ![]() |
Railroad Grade: | Yes | ![]() |
Dial Feet Locations: | 7.6, 21.8, 38.0, 50.5
Hamilton 16s Dial Feet Research | ![]() |
Data Research: |
1953 Hamilton Serial List |
![]() |
Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
Data Verification Reports
Mobilaero 240 · August 24, 2018
Serial Number 330401 was reported as accurate.
Gimparoo 695 · May 26, 2018
Serial Number 330260 was reported as accurate.
Anonymous · August 25, 2016
Serial Number 330161 was reported as accurate.
Anonymous · April 25, 2016
Serial Number 330407 was reported as accurate.
Anonymous · November 5, 2014
Serial Number 330183 was reported as accurate.
Anonymous · August 17, 2014
Serial Number 330202 was reported as accurate.
Anonymous · November 14, 2013
Serial Number 330415 was reported as accurate.
Anonymous · August 2, 2013
Serial Number 330354 was reported as accurate.

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